National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Mostly Cloudy

81°F

27°C

Humidity 79%
Wind Speed S 15 G 25 mph
Barometer 29.95 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 15 Jul 5:56 pm EDT
Extended Forecast for

St. Augustine Airport FL

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 8pm. Partly cloudy, with a low around 75. South wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 75 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Heat index values as high as 102. Breezy, with a southeast wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 91 °F

    Sunny then
    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 7pm. Mostly clear, with a low around 76. South wind 7 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    T-storms
    Likely then
    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, then showers and thunderstorms likely after 11am. Sunny, with a high near 91. Heat index values as high as 103. Southeast wind 6 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 76. South wind 5 to 9 mph. Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely then
    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 8pm. Partly cloudy, with a low around 75. South wind 11 to 14 mph, with gusts as high as 21 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Heat index values as high as 102. Breezy, with a southeast wind 10 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Showers and thunderstorms likely, mainly before 7pm. Mostly clear, with a low around 76. South wind 7 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers, then showers and thunderstorms likely after 11am. Sunny, with a high near 91. Heat index values as high as 103. Southeast wind 6 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 76. South wind 5 to 9 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.
Sunday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Monday
Showers and thunderstorms likely. Sunny, with a high near 93. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely. Sunny, with a high near 92. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Augustine Airport FL
 29.95°N 81.35°W
Last Update:
6:51 pm EDT Jul 15, 2025
Forecast Valid:
7pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation